Related Questions

Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.
A 75
B > 30
C 50
The most economical pulp for the production of newsprint would be the __________ pulp.
A Groundwood
B Sulphate
C Sulphite
D Semichemical
In the Kraft process of sulphate paper pulp manufacture, the black liquor and the white liquor storage tank is made of
A Concrete
B Wood
C Steel
D Porcelain
Price of paper has increased by 20%. Approximately, what percent of the paper usage must be curtailed so that the expenditure for paper remains the same?
A 8.66%
B 12.33%
C 16.66%
D 17.33%
Wood-pulp as raw material for paper was developed because of :
A scientific research
B the need to develop non-acidic paper
C the shortage of linen
D the need to produce large quantities of paper
Continued use of wood-pulp paper in book will affect : 1.libraries 2.general public 3.the publishing industry 4.the governments
A I,II and III
B I,II,III and IV
C II and III
D I and III
Which one of the following is commonly used for pulp bleaching in the paper industry?
A Mild sulphuric acid
B Glucose isomerase
C peroxide
D Iodine and water
The ideal pulp for the manufacture of paper should have high __________ content.
A Cellulose
B Lignin
C Both A & B
D None of these
Production of one ton of dry paper pulp requires about __________ tons of bamboo or wood.
A 1
B 2.5
C 5
D 10
Bleaching of paper pulp is done with
A Activated clay
B Bromine
C Chlorine or chlorine dioxide
D Magnesium sulphite

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